Useful tips for everyday
Who is running rc.local on my Pi? It’s worth noting that rc.local is run by root, rather than the pi user which you are likely…
What is thread in servlet? When a request comes in, a Thread is acquired from the pool to handle it. When the request is finished…
Can function names have hyphens? The following shells are known not to support hyphens in function names: ash (busybox), csh, tcsh, dash. What is hyphen…
How do you make something look gritty in Photoshop? How To Create A Gritty, Overprocessed Effect Step 1: Duplicate The Background Layer. Step 2: Apply…
How do I get a word count in a string? Answer: Use the PHP strpos() Function You can use the PHP strpos() function to check…
Why is my Arduino LED flashing? You may find that your Arduino board’s ‘L’ LED already blinks when you connect it to a USB plug.…
Can you compress a gas to a liquid? Gases will compress more easily that solids or liquids because here is so much space between the…
Where can I go to have a private conversation? In a park. On the sidewalk after taking a workout class. On your (or their) front…
Can I use a potentiometer to control fan speed? A potentiometer can be used to manually generate a ‘requested fan speed’ for both an EC…
What is an indexed property? An indexed property is an array of properties or objects that supports a range of values and enables the accessor…